DR. MICHAEL THOMAS GREELIS PH.D.
NPI 1356525661
Counselor - Professional in Herndon, VA

Active since December 21, 2007
487 CARLISLE DR STE B, HERNDON, VA 20170(703) 435-7251(703) 773-6917 Get Directions Write a Review

NPPES record last updated: October 6, 2014. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Michael Thomas Greelis Ph.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MICHAEL THOMAS GREELIS PH.D. (NPI 1356525661) is an individual professional provider in Herndon, Virginia, licensed in Virginia (0701002348) and active in the NPI registry since December 2007.

NPPES Registry Identity

NPI1356525661
Entity TypeIndividualMale
Primary Taxonomy101YP2500X
Provider Legal NameDR. MICHAEL THOMAS GREELISCredential: PH.D.
Location Address487 CARLISLE DR STE BHerndon, VA 20170-4899
Mailing Address487 Carlisle Dr Ste BHerndon, VA 20170-4899 · (703) 435-7251 · Fax (703) 773-6917
Fax(703) 773-6917
Sole ProprietorYes
Enumeration DateDecember 21, 2007
Last NPPES UpdateOctober 6, 2014
NPI 1356525661 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyCounselor · ProfessionalBehavioral Health & Social Service Providers
Taxonomy Code101YP2500X
License Licensed in VA · 0701002348
Also ListedMarriage & Family TherapistTaxonomy 106H00000X · License 0717000330 (VA)
487 CARLISLE DR STE B, Herndon, VA 20170

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Counselor (Mental Health)
487 CARLISLE DR STE B
HERNDON, VA 20170
Counselor (Mental Health)
487 CARLISLE DR STE B
HERNDON, VA 20170
Counselor (Professional)
487 CARLISLE DR STE B
HERNDON, VA 20170

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Michael Greelis's NPI number?

The NPI number for Michael Greelis is 1356525661. It was assigned to this individual provider in the NPPES registry on December 21, 2007.

Where is Michael Greelis located?

Michael Greelis practices at 487 Carlisle Dr Ste B, Herndon, VA 20170. The listed phone number is (703) 435-7251.

What is Michael Greelis's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.

When was this NPI record last updated?

The NPPES record for Michael Greelis was last updated on October 6, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.